EVC内存检测(晕啊，为什么格式总是错误？？？编辑状态又是对的!)

将以下代码保存为.h文件，在待检测的应用中调用它。

/*****************************************************************

为了使用内存检测，需要在待检测代码中进行以下三步：

1. Define _DEBUG #define _DEBUG

2. Include "crtdbg.h" #include "crtdbg.h"

3. Let your first line in the code be: _CrtSetDbgFlag (ON);

********************************************************************/

#ifndef _CRTDBG_HEADER

#define _CRTDBG_HEADER

#ifdef _DEBUG

 

extern "C" void WINAPIV NKDbgPrintfW(LPCWSTR lpszFmt, ...);

struct CrtFileName

{

unsigned short* _pusCrtName;

CrtFileName* _pCrtNext;

};

 

struct _CrtMem

{

CrtFileName* _pCrtFileName;

int _iCrtLine;

unsigned int _uiCrtMemLen;

void* _pCrtMemAddr;

_CrtMem* _pCrtNext;

};

 

void* operator new(unsigned int s,unsigned short* name,int line);

inline void* __cdecl operator new(unsigned int s)

 { return ::operator new(s, _T(__FILE__), __LINE__); }

 

void __cdecl operator delete(void *pvMem);

 

class garbageCollector

{

public:

garbageCollector () {}

~garbageCollector ();

};

#define _CrtSetDbgFlag(ignore) garbageCollector gb;

 _CrtMem* _pCrtMemRoot = 0;

CrtFileName* _pCrtFileNameRoot = 0;

void* operator new(unsigned int s,unsigned short* name,int line)

{

 void* retPtr = malloc (s);

if (retPtr)

{ _CrtMem* _crtMemCell = (struct _CrtMem*)malloc (sizeof(_CrtMem));

 _crtMemCell->_iCrtLine = line;

_crtMemCell->_uiCrtMemLen = s;

_crtMemCell->_pCrtMemAddr = retPtr;

_crtMemCell->_pCrtNext = 0; CrtFileName* _tmpCrtFileName;

for (_tmpCrtFileName = _pCrtFileNameRoot;

 _tmpCrtFileName && wcscmp(name, _tmpCrtFileName->_pusCrtName);

 _tmpCrtFileName = _tmpCrtFileName->_pCrtNext) {}

 

 if (!_tmpCrtFileName)

{ unsigned short* _crtName = (unsigned short*)malloc ((wcslen (name) + 1) * sizeof(unsigned short));

wcscpy (_crtName, name); CrtFileName* _crtFileName = (struct CrtFileName*)malloc (sizeof (CrtFileName));

_crtFileName->_pusCrtName = _crtName;

 _crtFileName->_pCrtNext = 0; if (!_pCrtFileNameRoot) _pCrtFileNameRoot = _crtFileName;

 else { for (_tmpCrtFileName = _pCrtFileNameRoot;

_tmpCrtFileName->_pCrtNext;

_tmpCrtFileName = _tmpCrtFileName->_pCrtNext);

 _tmpCrtFileName->_pCrtNext = _crtFileName;

}

_tmpCrtFileName = _crtFileName;

}

 _crtMemCell->_pCrtFileName = _tmpCrtFileName;

if (!_pCrtMemRoot) { _pCrtMemRoot = _crtMemCell; }

else { _CrtMem* _tmpMemPtr; for (_tmpMemPtr = _pCrtMemRoot; _tmpMemPtr->_pCrtNext; _tmpMemPtr = _tmpMemPtr->_pCrtNext); _tmpMemPtr->_pCrtNext = _crtMemCell;

}

}

return retPtr;

}

 

void __cdecl operator delete(void *pvMem)

{ if (pvMem)

{ _CrtMem* _tmpMem;

if (pvMem == _pCrtMemRoot->_pCrtMemAddr)

{ _tmpMem = _pCrtMemRoot; _pCrtMemRoot = _pCrtMemRoot->_pCrtNext; free (_tmpMem);

}

else

{ for (_tmpMem = _pCrtMemRoot; _tmpMem->_pCrtNext && (_tmpMem->_pCrtNext->_pCrtMemAddr != pvMem);

 _tmpMem = _tmpMem->_pCrtNext);

if (_tmpMem->_pCrtNext)

{ _CrtMem* _tmpMem2;

_tmpMem2 = _tmpMem->_pCrtNext;

 _tmpMem->_pCrtNext = _tmpMem2->_pCrtNext;

free (_tmpMem2); }

else

NKDbgPrintfW (_T("%s(%i) : Warning : deletes memory pointer not allocated with new!/n"), _T(__FILE__), __LINE__);

}

free (pvMem);

}

}

 

garbageCollector::~garbageCollector ()

 { if (!_pCrtMemRoot) NKDbgPrintfW (_T("No memory leaks detected!/n"));

else { _CrtMem* _tmpMem; NKDbgPrintfW (_T("Detected memory leaks!/nDumping objects ->/n"));

for (_tmpMem = _pCrtMemRoot; _tmpMem; _tmpMem = _tmpMem->_pCrtNext)

{

 NKDbgPrintfW (_T("%s(%i) : normal block at 0x%08X, %i bytes long/n Data <"), _tmpMem->_pCrtFileName->_pusCrtName, _tmpMem->_iCrtLine, _tmpMem->_pCrtMemAddr, _tmpMem->_uiCrtMemLen);

 

for (unsigned int i = 0; i < _tmpMem->_uiCrtMemLen; i++)

NKDbgPrintfW (_T("%c"), *(((char*)_tmpMem->_pCrtMemAddr)+i)); NKDbgPrintfW (_T(">/n"));

 }

}

CrtFileName* _tmpName = _pCrtFileNameRoot;

for (;_tmpName;)

{ _pCrtFileNameRoot = _tmpName->_pCrtNext; free(_tmpName->_pusCrtName); free(_tmpName); _tmpName = _pCrtFileNameRoot;

}

} #else

#define _CrtSetDbgFlag(ignore) #endif //DEBUG #endif //HEADER